{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["food", "plant", "organization", "geographical phenomenon", "disease", "instrument"], "input": "The first aerial spraying of herbicides was a test run conducted on 10 August 1961 in a village north of Đắk Tô against foliage ."}
{"food": [], "plant": [], "organization": [], "geographical phenomenon": [], "disease": [], "instrument": []}